What common cell types are regulated by ion channels and are commonly referred to as excitable cells?

What common cell types are regulated by ion channels and are commonly referred
to as excitable cells?
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1 Answer

Answer :

neurons, muscle cells, sensory receptor cells
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Related questions

Why do ion channels contribute to faster cellular responses than other signaling mechanisms, such as GPCR-mediated signaling?

Description : Why do ion channels contribute to faster cellular responses than other signaling mechanisms, such as GPCR-mediated signaling?

Last Answer : Ion channels generate electrical signals, which signals travel much more rapidly than chemical signals that depend on the process of molecular diffusion. An electrical signal can traverse the entire length of a nerve cell within milliseconds.

Briefly describe how ion channels function.

Description : Briefly describe how ion channels function.

Last Answer : Ion channels open and close in response to chemical or mechanical signals. When an ion channel opens, ions rapidly move into or out of the cell. Most ion channels close and enter a resting ... gradient and can lead to a rapid wave of ion channel activation throughout the entire plasma membrane.

Cells are commonly studied in the lab. If you were examining various unlabelled slides of cells under the microscope, you could tell if the cell was from a plant by the presence of (A) A nucleus (B) A cell membrane (C) Cytoplasm (D) A cell wall

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List several general cellular processes regulated by receptor tyrosine kinases (RTKs).

Description : List several general cellular processes regulated by receptor tyrosine kinases (RTKs).

Last Answer : Cell growth, cell differentiation and cell survival (i.e. nutrient and stress signaling).

Mitochondria are referred to as the ‘powerhouses’ of a cell. This is because they convert food to energy, or ATP, more efficiently than processes which rely on anaerobic, or non-oxygen using, energy production alone. Name the energy production process carried out by mitochondria.

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Last Answer : Oxidative phosphorylation.

The process of self-digestion of selective non-functional organelles by a cell through the action of enzymes originating within the cell is referred to as (A) Pinocytosis (B) Endocytosis (C) Autophagy (D) Cytotoxicity

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What is the name of the physical process that finally splits the parent cell into two identical daughter cells?

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During mitosis, the eukaryotic cell nucleus splits in two, followed by division of the parent cell into two daughter cells. Mitosis progresses through five separate morphologically distinct phases. Name, in order, these five phases of mitosis.

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Eukaryotic cells have extensive intracellular membranes, termed the endomembrane system, which divide the cell into structurally and functionally distinct compartments, or organelles. These include the inner cell membrane, nuclear envelope, endoplasmic reticulum, the Golgi apparatus, and lysosomes. Name a cellular component whose membrane is not part of the endomembrane system.

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Cytoskeletal elements are responsible for giving cells their shape and provide a basis for cell movement, migration, and cell division. Name the three major classes of cytoskeletal elements in eukaryotic cells.

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Which of the following organelles or structures is found in both plant and animal cells? (A) Central vacuole (B) Tonoplast (C) Cell wall (D) Peroxisomes

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Plant cells contain the following 3 things not found in animal cells _________, _____________ and ______________. (A) Plastids / Chlorophyll / Membrane (B) Chloroplast / Cell wall / Golgi body (C) Plastids / Cell wall / Chlorophyll (D) Mitochondria / Cell wall /

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Are all genes expressed at the same time in all cell types?

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Do all eukaryotic cells have nucleus and only one nucleus ?

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How are cells with delimited nucleus called ?

Description : How are cells with delimited nucleus called ?

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What are some examples of secretory cells ?

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What are some examples of movement created by the contraction of sarcomeres of the muscle cells ?

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What is deplasmolysis of plant cells ?

Description : What is deplasmolysis of plant cells ?

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What is the wall resistance of plant cells ?

Description : What is the wall resistance of plant cells ?

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Why can mitochondria be considered the power plants of the aerobic cells ?

Description : Why can mitochondria be considered the power plants of the aerobic cells ?

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What are the main cytoplasmic structures present in animal cells ?

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Concerning the presence of nucleus what is the difference between animal and bacterial cells ?

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Do membranes form only the outer wrapping of cells ?

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Do bacteria cells have nucleus ?

Description : Do bacteria cells have nucleus ?

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Are plasma membranes the outer boundaries of all cells?

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Will growth factors can stimulate cells to divide?

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Cells must constantly manage metabolic pathways, and this is often done by balancing specific biochemical reactions within a pathway. For example, the metabolic product of one pathway may block the formation of that specific metabolite at an earlier point in the pathway to prevent a buildup of that specific product. What is this process called?

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Instead of using energy from oxidative reactions immediately, cells store some of this energy for later use. Name two of these small, energy-rich molecules used to store energy.

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Last Answer : ATP and NADH

Insulin is secreted from cells in this way (A) Endocytosis (B) Pinocytosis (C) Phagocytosis (D) Exocytosis

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An animal has 80 chromosomes in its gametes, how many chromosomes would you expect to find in this animal's brain cells? (A) 120 (B) 240 (C) 40 (D) 160

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Last Answer : (D) 160

Somatic cells of a human have ____ chromosomes and are called (A) 10, haploid (B) 92, diploid (C) 23, haploid (D) 46, diploid

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The three-dimensional network of protein filaments within the cytoplasm of eukaryotic cells is called the (A) Endoplasmic reticulum (B) Golgi apparatus (C) Cytoskeleton (D) None of these

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Sodium ions are "pumped" from a region of lower concentration to a region of higher concentration in the nerve cells of humans. This process is an example of (A) Diffusion (B) Passive transport (C) Osmosis (D) Active transport

Description : Sodium ions are "pumped" from a region of lower concentration to a region of higher concentration in the nerve cells of humans. This process is an example of (A) Diffusion (B) Passive transport (C) Osmosis (D) Active transport

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Adjacent plant cells are “cemented” together by (A) Their primary walls (B) Their secondary walls (C) A middle lamella (D) Plasmodesmata

Description : Adjacent plant cells are “cemented” together by (A) Their primary walls (B) Their secondary walls (C) A middle lamella (D) Plasmodesmata

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SER is abundant in cells that are involved in (A) Lipid metabolism (B) Protein metabolism (C) Glucose metabolism (D) Calcium metabolism

Description : SER is abundant in cells that are involved in (A) Lipid metabolism (B) Protein metabolism (C) Glucose metabolism (D) Calcium metabolism

Last Answer : (A) Lipid metabolism

What do facilitated diffusion and active transport have in common ?

Description : What do facilitated diffusion and active transport have in common ?

Last Answer : What are the differences between them? Facilitated diffusion can be confused with active transport because in both processes there is participation of membrane proteins. In active transport however the ... it does not require energy. Cell Membrane Review - Image Diversity: active transport

List three common second messengers and the enzyme responsible for their production:

Description : List three common second messengers and the enzyme responsible for their production:

Last Answer : - cAMP - synthesized from ATP by adenylate cyclase - diacylglycerol (DAG) and inositol 1,4,5-triphosphate (IP3)- produced by the phospholipase C - Ca2+ - released from intracellular stores (the second messenger IP3 is a common trigger for Ca2+ release).

What are the two main types of endocytosis ?

Description : What are the two main types of endocytosis ?

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What are the three main types of passive transport ?

Description : What are the three main types of passive transport ?

Last Answer : The three main types of passive transport are simple diffusion, osmosis and facilitated diffusion. Cell Membrane Review - Image Diversity: passive transport

What types of signaling molecules bind to and activate RTKs?

Description : What types of signaling molecules bind to and activate RTKs?

Last Answer : Growth factors, hormones, some extracellular matrix proteins, some cell surface proteins (i.e. ephrin)

What types of proteins are involved in the packaging and condensing of DNA into tightly wound nucleosome structures of a chromosome?

Description : What types of proteins are involved in the packaging and condensing of DNA into tightly wound nucleosome structures of a chromosome?

Last Answer : Histone

In the phase when the cell is not dividing ?

Description : In the phase when the cell is not dividing ?

Last Answer : interphase) is there activity within the cell nucleus? In the interphase there is intense metabolic activity in the cell nucleus: DNA is duplicating, euchromatin is being transcript and RNA is produced.

What is the main cell organelle involved in cell digestion ?

Description : What is the main cell organelle involved in cell digestion ?

Last Answer : What are the properties of that organelle that enable it to the task? The organelles responsible for intracellular digestion are the lysosomes. Lysosomes are vesicles that contain digestive enzymes ... digested and then digestion takes place. Cell Digestion Review - Image Diversity: lysosomes

What are cell movements ?

Description : What are cell movements ?

Last Answer : How are these movements created? Cell movements are movements performed by cell structures, like the movements of cilia and flagella, the pseudopod movements (in amoeba, macrophages, etc. ... action, by differences of viscosity among cytoplasmic regions and by intracellular contraction systems.