Kangaroos, koalas, and opossums are all ____.
Marsupials
Which type of epithelia lines the alveoli and allows diffusion to occur?
Simple squamous
In a ____ feedback loop, the response perpertuates the stilulus.
Positive
This lobe of the cerebrum is associated with audition
Temporal lobe
The ________ allows neurons to run from one hemishere to the other.
Corpus callosum
What kind of symmetry do Cnidarians have?
Radial symmetry
The part of the neuron that contains the nucleus is called the:
Cell body
The hormone used to exacerbate the positive feedback loop during childbirth is:
Oxytocin
The glial cells that create myelin for neurons in the peripheral nervous system are called?
Schwann cells
The ridges and grooves on the brain increase the surface area of the cerebral cortex. The ridges are called ____ while the grooves are called____.
Gyri and sulci
Hagfish and lampreys can be classified into the ____, which means "jawless mouths"?
Agnathostomes
Osteoblasts and osteoclasts are cell types of this specific connective tissue.
Bone
Release of antidiauretic hormone causes the kindeys to _____ water.
Retain water
Endolymph swishes through these structures, allowing the perception of acceleration and rotation.
Semicircular canals
Gills and lungs both have increased surface area and an increased number of these blood vessels to promote gas exchange.
Capillaries
What do Osteichthyes have that Chondrichthyes lack?
A bony skeleton
Which type of muscle is multinucleate?
Skeletal muscle
In glucose regulation, GLUT 4 transporters in vesicles are embedded in the cell membrane in response to this hormone.
Insulin
This gel pad holds the retina in place and gives the eyeball structural support.
Vitreous humor
Calcium carbonate crystals in the inner ear shift in response to up, down, and tilting movements. This allows the perception of:
Gravity
List three features common to all animals.
Multicellular
Heterotrophic
No cell walls
Specialized tissues
Body plan guided by HOX genes
This type of epithelia is found in the bladder
Transitional
Luteinizing hormone and follicle-stimulating hormone regulate the gonads' ability to produce gametes. Which hormone triggers the release of LH and FSH?
Gonadotropin-releasing hormone
The plan that divides an organism's top from bottom (cranial from caudal) is called:
Transverse plane
Blood flow in the wrong direction in the heart can be problematic. What are two structures that function to prevent it?
Semilunar valves
Atrioventricular valves
Chordae tendineae
Papillary muscles
Timing of the myocardium contractions