These Are Responsible for Cell Shape, Internal Organization, and Movements

question 80

Multiple Choice

These are responsible for cell shape, internal organization, and movements.

• A) ribosomes
• B) cytoskeleton
• C) vesicles
• D) Golgi bodies
• E) endoplasmic reticulum

Comprehend the roles of different types of glial cells in the nervous system.

Recognize the basic principles of membrane potential and its impact on neuron function.

Identify the characteristics and implications of action potentials in neurons.

Describe the functions and properties of ion channels and their role in neuron activity.

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Definitions:

Tactile Corpuscle

A sensory receptor located in the dermal papillae, particularly sensitive to light touch; also referred to as a Meissner's corpuscle.

Dermal Papilla

A structure located at the base of the hair follicle that provides nutrients to the hair and contains capillaries and nerve endings.

Hypodermis

The hypodermis is the deepest layer of skin, located beneath the dermis, and is primarily made of fat and connective tissue.

Reticular Layer

The deeper layer of the dermis, made up of dense irregular connective tissue that provides skin with strength and elasticity.