Lab Exam 3 Flashcards
When the ventricle begins to contract it is going into ________. This causes the first heart sound called ________. ________ and ________ prevent blood flow back in the atrium. When the ventricle relaxes and goes into ________ stage the second heart sound occurs called ________
- Systole, S1 or lubb, diastole, S2 or dubb
The bottom of the heart is the ________, that is where the ________ is located.
- tip, apex
To calculate the ________ you make a thin film or smear of blood on a microscopic slide and stain the dried cells to enhance their identification
- complete blood cell count
99% of water is retuned to the ________. The process of water reabsorption is under the influence of the hormone ________ which is produced in the ________ and released from the ________
- plasma (reabsorbed), ADH, hypothalamus, posterior pituitary
Small round, biconcave discs with no nucleus
- mammalian RBC
What do beef cattle lack in their hearts that humans have?
- pericardium, or heart sac
When a monocyte leaves the cardiovascular system it becomes a ________
- macrophage
A ________ will increase the WBC count and cause the buffy layer to be ________
- bacterial infection, larger
The left AV valve is referred to as the ________, and is more likely to have problems than the right AV valve, or ________ valve because it has a higher pressure system
- mitral, tricuspid
A bicuspid valve that contain the chordate tendinae and papillary muscle
- mitral valve
A ________ will decrease the WBC count and cause the buffy layer to be ________
- viral infection, smaller or absent
Ground dwelling birds will have feet that look like an ________. Whereas perching birds will have ________ shaped feet, an example of a bird such as this are ________.
- arrow, zygodactyl, parrots
The ________ is embedded in the backbone and has 3 lobes per side
- kidney
________ have the largest nucleated RBC out of every species and is oval shaped
- Congo Eels, or amphiuma
________ have round, non nucleated RBC that can appear as a concave disc
- Human RBC
The true stomach of the bird is known as the ________ and is ________.
- proventriculus, glandular
There are ________ in a birds heart
- 4 chambers
The ________ is measured from the top of the clay to the top of the cells
- cell volume
A pale yellow fluid containing water and particles such as urea, sodium, potassium, creatine and uric acid
- urine
The oil gland of the bird that is used for grooming feathers, it does not water proof them
- preen gland
The area of the skin of a bird in which the feathers grow are the ________, they are not all over the bird. The bare/unfeathered areas of a bird are called the ________.
- feather tracts, apteria
The medullary tissue is arranged in ________, ________ with their broad based adjacent to the broad based and the apex (tips) lie in the ________
- pyramids, cone shaped, calyxes
The ________ is the part of the leg of the bird that attaches to the toes, it has scales.
- shank
When the ventricles are relaxed, the ________ close back off and the ________ open back up. The pressure drops and blood tries to return back from the ________ and ________ catching in the cusps and closing the valves.
- aorta, pulmonary artery
Non-nucleated RBC, but have the oval shape of lower vertebrate
- camels RBC
The ________ is the calf muscle of a bird and provides the ________.
- gastrocnemius, drumstick
There are 3 parts of a birds wing they consist of the ________, ________, and the ________.
- drumette(drumstick), wingette (wings) , hand (tip of the wing)
Dark staining granules that increase in numbers when you have an allergic reaction
- Basophils
The functional unit of the renal system is the ________. This is where the blood is filtered, blood pressure forces plasma and ions across out of the blood, in the ________ of the kidney. As the filtrate moves through the nephrons water and essential ions are ________ mainly in the ________ of the kidney.
- nephron, cortex (outer region), reabsorbed, medulla
A ________ is a whooshing sound associated with turbulent blood flow. This could be due to ________, a weakness in the chordate tendinae/papillary muscle apparatus, or it can be due to scarring/thickening/stiffening of the valve aka ________.
- murmur, stenosis, sclerosis
________ hearts have cartilage associated with their valves for support and to electrically isolate the ________ and ________. In some species, primarily ruminants(large land mammals) this tissue calcifies with age and is called the ________
- vertebrate, os cordis
The columnar regions between the pyramids in the renal medulla. These regions are where the ________ are located.
- renal columns
- interlobar arteries
The region deeper into the kidney, beneath the cortex layer. It is more red in color than the cortex. It is segregated into a ________ region and a ________ region.
- renal medulla
- triangular and columnar regions
A term for white blood cells, all white blood cells are ________
- leukocytes
- nucleated
Blood flow through the body
- from body ->vena cava ->right atria (through the right AV valve)-> right ventricle (semilunar)-> pulmonary artery (away from heart deoxygenated)-> lungs -> pulmonary vein (to heart oxygenated) -> left atria (through left AV valve)-> left ventricle (semilunar valve) -> aorta (back to body)
The semilunar valves (1/2 moons) are located between the ________ and ________ and between the ________ and ________.
- right ventricle and pulmonary artery
- left ventricle and aorta
In adult animals which has the lower Hct?
- females, males are higher due to testosterone
The ________ contracts and is responsible for a birds downstroke
- pectoralis major
The triangular regions in the renal medulla. They are ________ in appearance due to ________ running through them.
- renal pyramids
- striated(or striped), collecting ducts
The ________ of the bird is a fleshy caruncle hanging from the neck
- wattle
A cavity within the kidney that is continuous with the ureter and exits from the ________. Has portions that extend towards the apexes of the ________.
- renal pelvis
- hilus, renal pyramids
Tube shaped extensions of the renal pelvis
- ureters
A smooth semitransparent membrane that adheres tightly to the outer surface of the kidney
- renal capsule
Birds have a bony plate around the eyes called the ________
- scleral ossicles
The ________ is measured from the top of the clay to the top of the plasma
- total blood volume
A birds ________ are both for display and provide stability in flight.
- tail feathers
The flight muscles of the bird consist of the ________. The ________ is located here. The ________ meat of the bird has carbohydrates and a ________ fibers.
- pectoralis major and minor, wishbone, “white meat”, fast twitch