Async (3)

Question 1

What does somatotopic arrangement mean?

Answer 1

Arranged similarly to anatomic location

Question 2

Where are the lower extremities of the homunculus located?

Answer 2

Medial

Question 3

Where are the upper extremities of the homunculus located?

Answer 3

Superiolateral

Question 4

What is the pathway of the motor neuron?

Answer 4

Upper motor neuron cell body in primary motor cortex goes to the spinal cord tract

Synapses on cell body of lower motor neuron then goes to spinal nerve which goes to peripheral nerve which goes to muscle

Question 5

What type of system is the conscious sensory tracts?

Answer 5

3 neuron system

Question 6

What is the pathway of the sensory neuron?

Answer 6

Peripheral receptor in hand travels through peripheral nerve and joins with spinal nerve

Then enters through a tract goes to thalamus and ends in primary somatosensory cortex

Question 7

How many anterior spinal arteries are there?

Answer 7

1

Question 8

What does the anterior spinal artery supply?

Answer 8

Anterior 2/3

Question 9

How many posterior spinal arteries are there?

Answer 9

2

Question 10

What does the posterior spinal artery supply?

Answer 10

Posterior 1/3

Question 11

Where is the location of the paravertebral?

Answer 11

Posterior portion of thoracic cavity

Question 12

Where is the location of the pre vertebral?

Answer 12

Anterior to vertebrae in abdomen area

Question 13

What do pre and post ganglionic neurons do?

Answer 13

Synapse with eachother in one of the ganglia

Question 14

Where are the ganglia in the sympathetic nervous system?

Answer 14

Close to spinal cord

Question 15

Which splanchnics are in the sympathetic nervous system?

Answer 15

Cardiopulmonary and Abdominopelvic

Question 16

How are the visceral afferents carried in the splanchnics?

Answer 16

From organs to spinal cord

Question 17

How is the sympathetic carried in splachnics?

Answer 17

From spinal cord to organs

Question 18

What do splachnics allow?

Answer 18

Neurons to travel in bundles

Question 19

Where are the ganglia in the parasympathetic nervous system?

Answer 19

Close to the organs (long preganglionic to short post ganglionic)

Question 20

What splanchics are in the parasympathetic nervous system?

Answer 20

Pelvic

Question 21

What makes up the diencephalon?

Answer 21

Thalamus and hypothalamus

Question 22

Thalamus

Answer 22

Relay station for sensory, motor, and autonomic info (emotions)

Question 23

Hypothalamus

Answer 23

Motivation

Nutrition

Metabolism

Question 24

Amygdala

Answer 24

Emotional regulation center

Question 25

What type of tasks are in the supplementary motor area?

Answer 25

Bimanual and ordered tasks

Question 26

What does the premotor area do?

Answer 26

Plans movements

Question 27

What does Broca’s area do?

Answer 27

Speech and language (left hemisphere)

Question 28

Primary somatosensory cortex

Answer 28

Conscious awareness of Somatosensation

Question 29

Wernickes area

Answer 29

Language comprehension (left hemisphere)

Question 30

What do the secondary sensory areas do?

Answer 30

Take information like size, shape, color and pairs them with a prior experience

Question 31

Where do the parasympathetic visceral efferent run through?

Answer 31

Cranial nerves

Question 32

Where do the sympathetic visceral efferent run through?

Answer 32

Vascular

Question 33

What does cranial nerve 10 carry for every organ in the body?

Answer 33

Visceral afferent

Question 34

What cranial nerves only carry visceral efferent?

Answer 34

3 and 7

Question 35

What cranial nerves carry both visceral efferent and afferent?

Answer 35

9 and 10

Question 36

What reflex does cranial nerve 9 have?

Answer 36

Gag

Question 37

What are the layers of the scalp?

Answer 37

Skin Connective tissue Aponeurosis Loose connective tissue Pericranium

Question 38

What makes up the larynx?

Answer 38

Thyroid cartilage Epiglottis Cricoid cartilage

Question 39

Epiglottis

Answer 39

Covers trachea so food does not get in it

Question 40

What makes up the pharynx?

Answer 40

Nasopharynx Oropharynx Laryngopharynx

Question 41

What is in the anterior region of the carotid triangle?

Answer 41

Common carotid artery Facial artery Internal jugular vein Cranial nerves 9,10,11, and 12

Question 42

What is in the lateral region of carotid triangle?

Answer 42

Subclavian artery and vein External jugular vein Cranial nerve 12 Anterior rami of brachial plexus Suprascapular nerve Branches of cervical plexus Phrenic nerve

Question 43

What is Special sense of cranial nerve 7?

Answer 43

Taste on anterior 2/3 of tongue

Question 44

What is Special sense of cranial nerve 9?

Answer 44

Afferent for gag and swallowing reflex (taste on posterior 1/3 of tongue)

Question 45

What is special sense of cranial nerve 10?

Answer 45

Sensation of pharynx, larynx, and skin of external ear

Question 46

What will the nasal retina do?

Answer 46

Cross optic chiasm (contralateral)

Question 47

What will the temporal retina do?

Answer 47

Not cross optic chiasm (ipsilateral)

Question 48

What makes up the bony labyrinth?

Answer 48

Perilymph Cochlea Vestibule

Question 49

What makes up the membranous labyrinth?

Answer 49

Endolymph Perilymph Vestibular labyrinth

Question 50

What detects rotary acceleration?

Answer 50

Semicircular canals (anterior, horizontal, posterior)