Sensation

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90 Questions

Which type of receptors respond to light energy?

Photoreceptors

Which type of receptors respond to potentially damaging stimuli that result in pain?

Nociceptors

Which type of receptors respond to touch, pressure, vibration, stretch, and itch?

Mechanoreceptors

Which type of receptors are sensitive to changes in temperature?

Thermoreceptors

Where are proprioceptors found?

In the skeletal muscles, tendons, joints, and ligaments

What are sensory nerves also known as?

Afferent nerves

What is the largest of the cranial nerves?

Trigeminal

Which cranial nerve controls the extrinsic eye muscles that abducts the eyeball?

Oculomotor

Which cranial nerve innervates muscles of facial expression?

Facial

Which cranial nerve is the sensory nerve for hearing and balance?

Vestibulocochlear

Which cranial nerve helps to innervate the tongue and pharynx?

Glossopharyngeal

Which cranial nerve is the only one to extend to the abdomen?

Vagus

Which cranial nerve runs inferior to the tongue and innervates some tongue-moving muscles?

Hypoglossal

Which plexus gives rise to virtually all the nerves that innervate the upper limb?

Brachial plexus

Which division of the peripheral nervous system carries impulses only toward the central nervous system?

Sensory (afferent) division

What is the name given to the receptors that transmit impulses from the visceral organs?

Visceral afferent fibers

What is the name given to the muscle fiber or gland cell that responds to efferent impulses?

Effector

Which cranial nerve activates the parotid salivary glands?

Glossopharyngeal nerves (IX)

Which area of the hypothalamus directs parasympathetic functions?

Medial and anterior regions

Which level of organization in the human body is comprised of organs that work together to accomplish a common purpose?

Organ level

What is the process called when a bone develops from a fibrous membrane?

Intramembranous ossification

Which process replaces hyaline cartilage during bone development?

Ossification

What is the resulting bone called after endochondral ossification?

Endochondral bone

In which phase of mitosis do chromosomes line up in the middle of the cell?

Metaphase

What is the functional unit of muscle called?

Sarcomere

Which part of the body constitutes the central nervous system?

Brain and spinal cord

Which bone is the largest in the human body?

Femur

Which type of skin cancer is considered the worst?

Malignant melanoma

Which of the following is not a carpal bone?

Femur

What is the correct order of phases in mitosis?

Prophase, Metaphase, Anaphase, Telophase

Which type of receptors respond to light energy?

Photoreceptors

Which cranial nerve supplies four of the six extrinsic muscles that move the eyeball in the orbit?

Oculomotor

Which cranial nerve innervates an extrinsic eye muscle that loops through a pulley-shaped ligament in the orbit?

Trochlear

Which cranial nerve is the largest of the cranial nerves?

Trigeminal

Where are proprioceptors found?

All of the above

Which cranial nerve is sensory to the face and motor to the chewing muscles?

Trigeminal

Which type of receptors respond to chemicals in solution and changes in blood chemistry?

Chemoreceptors

Which cranial nerve innervates the muscles of facial expression?

Facial

Which plexus gives rise to virtually all the nerves that innervate the upper limb?

Brachial plexus

How many pairs of spinal nerves arise from the spinal cord?

31

Which part of the body do spinal nerves supply?

All parts of the body except the head and some areas of the neck

Which division of the autonomic nervous system innervates smooth and cardiac muscle and glands?

Parasympathetic division

Which type of receptors respond to dim light and are used for peripheral vision?

Rods

What is the central opening of the iris called?

Pupil

Which division of the peripheral nervous system carries impulses only away from the central nervous system?

Somatic efferent

Which cranial nerve innervates the smooth muscles in the eyes that cause pupils to constrict and the lenses to bulge?

Oculomotor nerves (III)

Which region of the hypothalamus directs parasympathetic functions?

Medial and anterior regions

Which type of receptors respond to changes in temperature?

Thermoreceptors

Which level of organization in the human body is comprised of groups of similar cells with a common function?

Tissue level

Which cranial nerve activates the parotid salivary glands?

Facial nerves (VII)

Which type of receptors respond to touch, pressure, vibration, stretch, and itch?

Mechanoreceptors

Which process replaces hyaline cartilage during bone development?

Endochondral ossification

What is the functional unit of muscle called?

Sarcomere

Which bone is the largest in the human body?

Femur

What is the worst type of skin cancer?

Malignant melanoma

What are the names of the carpal bones?

Scaphoid, lunate, triquetral, pisiform, trapezium, trapezoid, capitate, hamate

What is the name of the cranial nerve that helps to innervate the tongue and pharynx?

Glossopharyngeal nerve

Which division of the peripheral nervous system carries impulses only toward the central nervous system?

Somatic nervous system

In which phase of mitosis do chromosomes line up in the middle of the cell?

Metaphase

What is the name given to the receptors that transmit impulses from the visceral organs?

Visceral receptors

Which cranial nerve is responsible for innervating the muscles of facial expression?

Facial

Which division of the peripheral nervous system innervates smooth and cardiac muscle and glands?

Autonomic nervous system

Which cranial nerve is responsible for sensory input for hearing and balance?

Vestibulocochlear

Which cranial nerve is the only one to extend to the abdomen?

Vagus

Which plexus gives rise to the nerves that innervate the upper limb?

Brachial plexus

Which type of vision is associated with cones and high-acuity color vision?

Bright light vision

Which division of the peripheral nervous system carries impulses only away from the central nervous system?

Somatic nervous system

Which division of the peripheral nervous system carries impulses only toward the central nervous system?

Somatic afferent

Which part of the body do the cranial nerves activate the parotid salivary glands?

Glossopharyngeal nerves

Which region of the hypothalamus directs sympathetic functions?

Lateral and posterior

Which level of organization in the human body is comprised of groups of similar cells with a common function?

Tissue level

Which process replaces hyaline cartilage during bone development?

Endochondral ossification

Which part of the body do spinal nerves supply?

Muscles and skin

Which type of receptors respond to potentially damaging stimuli that result in pain?

Pain receptors

Which process replaces hyaline cartilage during bone development?

Endochondral ossification

What is the largest bone in the human body?

Femur

What is the worst type of skin cancer?

Malignant melanoma

What are the names of the carpals in the hand?

Scaphoid, lunate, triquetral, pisiform, trapezium, trapezoid, capitate, hamate

What is the functional unit of muscle?

Sarcomere

What is the central nervous system composed of?

Brain and spinal cord

What is the correct order of phases in mitosis?

Prophase, Metaphase, Anaphase, Telophase

What is the worst type of skin cancer?

Malignant melanoma

What are intercalated discs found in?

Cardiac muscle

Which type of receptors respond to light energy?

Photoreceptors

Which cranial nerve supplies four of the six extrinsic eye muscles that move the eyeball in the orbit?

Oculomotor

Which type of receptors respond to changes in blood chemistry?

Chemoreceptors

Where are proprioceptors found?

All of the above

What is the delicate layer of loose connective tissue that surrounds each axon called?

Endoneurium

Which type of nerves carry impulses only toward the central nervous system?

Sensory (afferent) nerves

How many pairs of cranial nerves are there?

12

Test your knowledge on sensation, perception, and the divisions of the peripheral nervous system (PNS) with this quiz! Learn about sensory and motor divisions, as well as the classification of fibers in the PNS.

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