BIO 235 FULL SOLUTION PACK BUNDLED
DOCS EXAMS SET 2026 FULL SOLUTIONS
AND CORRECT ANSWERS GRADED A+
⩥ Which gray horns contain autonomic motor nuclei which regulate
activity of cardiac and smooth muscle as well as glands? Answer: the
lateral gray horns
⩥ Dermatomes are areas of skin that provide sensory input to the CNS
via the posterior roots of one pair of spinal nerves via the __________
nerve. Answer: trigeminal (V)
⩥ direct motor pathways cause _________ movements Answer:
voluntary
⩥ What are the 5 parts of a reflex arc? Answer: 1. sensory receptor
2. sensory neruon
3. integrating center
4. motor neuron
5. effector
,⩥ What do you call an arrangement where sensiry nerve impulses enter
the spinal cord on the same side from which the motor nerve impulses
leave it? Answer: Ipsilateral reflex
⩥ What reflex operates as a feedback mechanism to control muscle
tension by causing muscle relaxation Answer: tendon reflex
⩥ What are these the functions of ?
1. mechanical protection
2. homeostatic function
3. circulation Answer: Cerebrospinal fluid
⩥ What do the medulla oblongata, pons, midbrain, and the reticular
formation make up? Answer: The brain stem
⩥ What carries out these functions?
-control of the ANS
-production of hormones
-regulation of emotion and behavioral patterns and eating and drinking
- control of body temp
, -regulation of circadian rhythms and states of consciousness Answer: the
dicephalon which consists of the thalamus and the hypothalamus
⩥ the pineal gland is part of the ___________ system Answer: endocrine
⩥ What are the roles of the epithalamus? Answer: -secrets melatonin via
the pineal gland
-regulates blood pressure, fluid balance, hunger, and thirst
⩥ _________ are folds that occur due to the gray matter of the cortex
enlarging much faster than the deeper white matter Answer: Gyri
⩥ What kind of tract contains axons that conduct nerve impulses
between gyris in the same hemisphere? Answer: association tracts
⩥ what kind of tract contains axons that conduct nerve impulses from
gyri in one cerebral hemisphere to corresponding gyri in other cerebral
hemispheres? example = corpus callosum Answer: commissural tracts
⩥ what is the name of the distorted map of the body located in the
primary somatosensory area? Answer: the sensory homunculus
⩥ Where is the Broca`s speech area located? Answer: the frontal lobe
close to the lateral cerebral sulcus
DOCS EXAMS SET 2026 FULL SOLUTIONS
AND CORRECT ANSWERS GRADED A+
⩥ Which gray horns contain autonomic motor nuclei which regulate
activity of cardiac and smooth muscle as well as glands? Answer: the
lateral gray horns
⩥ Dermatomes are areas of skin that provide sensory input to the CNS
via the posterior roots of one pair of spinal nerves via the __________
nerve. Answer: trigeminal (V)
⩥ direct motor pathways cause _________ movements Answer:
voluntary
⩥ What are the 5 parts of a reflex arc? Answer: 1. sensory receptor
2. sensory neruon
3. integrating center
4. motor neuron
5. effector
,⩥ What do you call an arrangement where sensiry nerve impulses enter
the spinal cord on the same side from which the motor nerve impulses
leave it? Answer: Ipsilateral reflex
⩥ What reflex operates as a feedback mechanism to control muscle
tension by causing muscle relaxation Answer: tendon reflex
⩥ What are these the functions of ?
1. mechanical protection
2. homeostatic function
3. circulation Answer: Cerebrospinal fluid
⩥ What do the medulla oblongata, pons, midbrain, and the reticular
formation make up? Answer: The brain stem
⩥ What carries out these functions?
-control of the ANS
-production of hormones
-regulation of emotion and behavioral patterns and eating and drinking
- control of body temp
, -regulation of circadian rhythms and states of consciousness Answer: the
dicephalon which consists of the thalamus and the hypothalamus
⩥ the pineal gland is part of the ___________ system Answer: endocrine
⩥ What are the roles of the epithalamus? Answer: -secrets melatonin via
the pineal gland
-regulates blood pressure, fluid balance, hunger, and thirst
⩥ _________ are folds that occur due to the gray matter of the cortex
enlarging much faster than the deeper white matter Answer: Gyri
⩥ What kind of tract contains axons that conduct nerve impulses
between gyris in the same hemisphere? Answer: association tracts
⩥ what kind of tract contains axons that conduct nerve impulses from
gyri in one cerebral hemisphere to corresponding gyri in other cerebral
hemispheres? example = corpus callosum Answer: commissural tracts
⩥ what is the name of the distorted map of the body located in the
primary somatosensory area? Answer: the sensory homunculus
⩥ Where is the Broca`s speech area located? Answer: the frontal lobe
close to the lateral cerebral sulcus
