Open lab exam 2

ID this muscle

Temporalis

What are the two filaments that make up muscle fibers? Which filament is thin?

Actin and Myosin

Actin

The white matter of the cerebellum is the _____?

Arbor vitae

Grooves of the cerebral cortex are called what?

Sulci (Sulcus- singular)

Bumps of the cerebral cortex are called what?

Gyri (Gryrus- singular)

In the brain, is white matter superficial or deep?

Deep

Name the first three cranial nerves in order of anterior or posterior

1. Olfactory

2. Optic

3. Oculomoter

What side of the heart pumps highly oxygenated blood?

Left

ID the blood vessel

Great saphenous vein

What type of neuron synapses with skeletal muscle fibers?

Motor neuron

What type of brain tissue is unmyelinated?

Gray matter (cell bodies/nuclri)

What division of the peripheral nervous system contracts skeletal muscle?

Somatic

What division of the peripheral nervous system contracts smooth and cardiac muscle?

Autonomic

What term refers to the raised bumps of the cerebral cortex?

Gyri/Gyrus

ID lobes of the brain

A. Frontal lobe

B. Temporal lobe

Identify

Identify A through E

A- Whole blood

B- Centrifuged whole blood

C- Plasma/ Blood plasma

D- Buffy coat

E- Erythrocytes

ID (leg) muscles (C & A)

A- Rectus femoris

C- Sartorius

ID (leg) muscle (B)

B- Vastus lateralis

What gland is responsible for inducing sleepiness and resetting the body’s biological clock?

Pineal gland

Hunger and thirst are regulated by what area of the brain?

Hypothalamus

ID this structure of the heart

Interventricular septum

ID the structures of the heart

A- Aorta

B- Pulmonary trunk

The aorta carries blood to _____?

Systemic circulation

ID the structures of the ear model

A- Pinna/Auricle

B- Cochlea

C- Vestibulocochlear nerve ( or auditory nerve)

ID the valve on this heart model (K)

Pulmonary semilunar valve

What type of muscle is (A) - Flexor or Extensor

ID muscle (B)

A- Extensor

B- Brachialis

Identify (A) on the brain

Pituitary gland

ID (A & B) structures on the brain

What larger group do these structures belong to

A- Pons

B- Medulla oblongata

-Brain stem

ID the structures of the eye (A&B)

A- Retina

B- Optic nerve

ID structure of the eye (A)

Cornea

ID this structure of the eye (B)

Lens

ID this structure of the eye (C)

Sclera