exam 5 quizlet

corpus callosum

Name the bundle of nerve fibers that connects both hemispheres of the brain

True

The brainstem ends at the foramen magnum.

True or false?

Falx cerebri

What is the name of the dura mater that dips into the cerebral hemispheres?

filtration

What is not the purpose of cerebrospinal fluid?

15%

The brain receives what percentage of the body’s blood?

Vasomotor

What center in the medulla oblongata regulates blood pressure?

Substantia nigra

Degeneration of what structure leads to Parkinson's disease?

Thalamus

What structure is known as the "gateway" to the cerebral cortex?

Occipital

What lobe of the brain is important for vision?

Frontal

Which lobe of the brain is important for cognition?

Postcentral gyrus

Which gyrus forms the anterior border of the parietal lobe?

Dyskinesias

Movement disorders are known as what?

Brocas

Which area of the brain plays an important role in language?

Parietal

Damage to this lobe of the brain will cause contralateral neglect syndrome.

Amygdala

A lesion in this area of the brain may cause a patient to lose their sense of fear.

Hippocampus

Lesions here may cause a patient to lose their ability to form new declarative memories.

False

The left hemisphere is known as the representational hemisphere.
True or false?

7: facial

Bell's palsy is a degeneration of which cranial nerve?

False

Trigeminal neuralgia commonly occurs in males over 50.

True or false?

True

Blood is a connective tissue.

True or false?

Plasma

Which is not considered a formed element of blood?

False

55% of whole blood is made up of the three formed elements.

True or false?

Hemopoiesis

The production of all of the formed elements of blood is called:

Spleen

What organ traps R.B.C.'s, breaks them up, and destroys them?

AB

An individual with type AB blood has which antigens on their RBC membrane?

anti-A&B

An individual with type O blood has which antibodies in their blood plasma?

True

Cord blood transplants are generally safer than bone marrow transplants.

True or false?

Monocytes

Which of the following is not a granulocyte?

Monocytes, eosinophils, basophils, neutrophils

Neutrophils

Which W.B.C. is important for fighting off bacterial infections?

Lymphocytes

Which W.B.C. is important for fighting off viral infections?

Eosinophils

Which W.B.C is important for fighting off parasitic infections?

Monocytes

Which W.B.C. is the largest?

True

Platelets are small fragments of megakaryocytes.

True or false?

Hemolytic

Which type of anemia destroys R.B.C.’s before they can be made?

False

In polycythemia, there is an excess amount of W.B.C.’s produced.

True or false?

Pulmonary

The right side of the heart is known as the________ circuit.

False

The inferior end of the heart is known as the base.

True or false?

Pericardium

The heart is enclosed by a double-walled sac called the ____________.

Endocardium

Which layer of the heart lines its interior chambers?

True

Cardiac muscle is arranged in spirals called the myocardial vortex.

True or false?

False

The auricle decreases the volume of the atrium.

True or false?

3

The left ventricle is _______ times as thick as the right ventricle.

Pectinate

The muscle of the right atrium is also called ___________.

False

Protection from MI's is provided by venous anastomoses.

True or false?

Angina Pectoris

Partial obstruction of an artery may cause ________ ________.

SA node

Which structure is called the pacemaker of the heart?

22

The embryonic heart is beating by day:

Foramen ovale

The opening between the atria in a fetal heart is called the?

False

Ventricular enlargement is healthy for the heart.

True or false?