Ch 14 brain worksheet ap f18 PDF

Preview

Summary

Notes for Hines ...

Description

Brain Introduction 1. The brain is part of this division of the nervous system: _______________ 2. The four parts of the brain are the ___________________, ____________________, ________________ and ___________________________________. 3. The organs of the CNS, the ________________ and the ________________ ______________, are protected by the 3 _____________________ which cover the organs of the CNS. 4. The choroid plexus produces ____________________; it consists of capillaries and ________________ (glial cell) and is located in the _____________________ of the brain. 5. CSF circulates through the brain __________________, the ___________ _____________ of the spinal cord, and around the brain and spinal cord in the ___________________ space. 6. CSF is reabsorbed into the blood by ______________ _____________, which extend into dural venous sinuses. Brainstem 7.

The 3 parts of the brain stem are the ____________________, ________________ and _____________.

8.

The CV center is located in the _____________; the respiratory centers in the ___________ and _______.

9.

The cerebral peduncles contain ___________ tracts and are part of the __________ of the brainstem.

10.

This part of the midbrain, ____________________ ____________, contains dopamine-secreting neurons. Dopamine is a ___________________________ which inhibits neurons in the basal nuclei.

Cerebellum 11.

Action potentials travel along the __________ ___________, white matter in the cerebellum.

11b. Surface area of the cerebellum is increased by the presence of __________, folds of _______ matter.

Diencephalon 12.

The ___________, part of the diencephalon, acts as a relay center for most sensory pathways. The

pituitary gland, part of the ____________ system (organ system), is connected to the __________________, also part of the diencephalon. Cerebrum 13. The cerebral cortex consists of ____________ matter. Functionally the cortex consists of three types of cortex: ______________ cortex which receives input from receptors; _______________ cortex which initiates movement; and _________________________ cortex which acts in higher functions such as memory, language and learning. 14. The electrical activity of the cerebral cortex is measured by an ______________. When one is alert and processing information, __________ waves are produced. When one is asleep, ____________ waves appear. When one is awake but w/ eyes closed, ___________ waves are generated. When one is stressed, ________ waves may appear. Cranial nerves 15. Cranial nerves are organs of the ____________ (division of nervous system). The three types of nerves are _________________, __________________ and ______________. Spinal nerves are of this type: ________________. An example of a sensory nerve is ____________....