Nervous and sensory systems CONNECT

Question 1

in humans, the central nervous system consists of the _____, which is housed in the _____ and the ______, which is housed in the _____.

Answer 1

brain; skull; spinal cord; vertebral column

Question 2

what is the cerebellum?

Answer 2

The part of the brain that integrates sensory input from the eyes, ears, muscles, and joins with motor information from the cerebral cortex is the

Question 3

what is a planarian?

Answer 3

An animal with a ladder like nervous system is the

Question 4

An animal with a brain and a single ventral solid nerve cord is the

Answer 4

earthworm

Question 5

The functions of the human nervous system include

Answer 5

sensory input.

integration.

generation of motor output.

detection of stimuli.

Question 6

neurons

Answer 6

The functional units of the nervous system are

Question 7

The connection space between the dendrite of one cell and the axon of another cell is called a(n)

Answer 7

Synapse

Question 8

what is a synapse.

Answer 8

The connection space between the dendrite of one cell and the axon of another cell

Question 9

What structure in the mammalian brain is enlarged and is responsible for higher mental processes?

Answer 9

forebrain

Question 10

What unique structural adaptations are found in the mammalian brain that allowed mammals to become adept at higher mental activities?

Answer 10

A higher degree of crevasses and folds in the neocortex that increases the surface area of the brain.

Question 11

Which of the following statements about the cerebrum are true? (4)

Answer 11

It is the largest part of the human brain.

The gray matter is outermost.

The two cerebral hemispheres are connected by the corpus callosum.

The cerebrum coordinates the activities of the other parts of the brain.

Question 12

Which part of the brain contains centers for the heartbeat and respiration?

Answer 12

medulla oblongata

Question 13

What symptoms could result from a stroke to the right side of the frontal lobe?

Answer 13

The person could suffer the loss of motor control of the left side of their body, loss of memory, reasoning and judgment.

Question 14

Which of the following eye conditions is NOT treated with corrective lenses?

Answer 14

cataracts

Question 15

Which of the following sensations would involve a chemoreceptor?

Answer 15

Smell and taste

Question 16

Which statement about chemoreceptors are true? (4)

Answer 16

Chemoreceptors are universally found in animals

concentrated on the auricles of the head in planaria.

found on antennae and mouthparts in insects and other arthropods.

thought to be the most primitive sensory receptor to have developed in animals.

Question 17

Which of the following statements about photoreceptors are true (4)

Answer 17

Photoreceptors differ in complexity in different kinds of animals.

Eyespots in planaria allow the direction of light to be determined.

The simplest photoreceptors only recognize the presence and intensity of light.

A compound eye as seen in insects has many different visual units, each containing a lens.

Question 18

What is the aqueous humor?

Answer 18

the fluid in the eye between the cornea and the lens

Question 19

Since chemoreceptors are found in arthropods, crustaceans, vertebrates and all other animals it is believed that chemoreception is the most primitive sense. (T/F)

Answer 19

true

Question 20

The correct order in which a light ray reaches the retina is:

Answer 20

cornea-aqueous humor-pupil-lens-vitreous humor-retina.

Question 21

The sclera is continuous with the

Answer 21

cornea

Question 22

What kind of receptors are involved in hearing?

Answer 22

mechanoreceptors

Question 23

Which of the following visual association with its related cause is NOT correct?

Answer 23

nearsighted - unable to see near objects in detail

Question 24

Which of the following lists correctly traces the path of a sound vibration as it moves through the ear?

Answer 24

auditory canal-tympanic membrane-malleus-incus-stapes-oval window-cochlea-cochlear nerve

Question 25

When the cerebral cortex interprets the sense of taste it will also be interpreting the sense of smell.

Answer 25

true

Question 26

Which of the following structures would be impacted by a bacterial infection of the inner ear?

Answer 26

semicircular canal, cochlear nerve, malleus, and vestibular nerve