BIO201 TOS take 2

What structure is most closely related to your sense of hearing?

• macula

• utricle

• cochlea

• semicircular canal

If I am color blind, what am I missing?

• all my rods

• a type of photopigment

• my cornea

• my lens

Which of the following is from the middle layer of the eye?

• choroid

• retina

• sclera

• cornea

If I stand too close to the speakers at a rock concert what structure is the most likely to get damaged?

• vestibule

• cochlear nerve

• semicircular canal

• hair cells of spiral organ

___ are microscopic structures within a cell.

• organelles

• atoms

• macromolecules

• tissues

What causes hyperpolarization of a neuron?

• Na+ entering the cell

• Na+ leaving the cell

• K+ entering the cell

• K+ leaving the cell

Chondrocytes are found in ____ tissue and located within ___.

• bone; nuclei

• bone; central canals

• cartilage; lamella

• cartilage; lacuna

A bundle of muscle fibers is called a ____.

• sarcomere

• fascicle

• muscle cell

• myofibril

In muscle contractions, crossbridges are formed between:

• actin and myosin

• actin and troponin

• myosin and tropomyosin

• troponin and tropomyosin

The joint between the diaphysis of the radius and ulna is an example of a:

• diarthrosis

• suture

• syndesmosis

• synchondrosis