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Lab Practical BE366
| Question | Answer |
|---|---|
| Fishes have _______ closed circulatory system, other jawed vertebrates have _____, ________ circut has higher BP, ________ circut has lower BP | single, double closed, systemic, pulmonary |
| Electical signaling stems from within heart= __________ In Amphibians, _______ cells initiate electrical signal in the ________ | myogenic pacemaker, sinus venous |
| _______= intrinsic control of cardiac contrations proportional to stretch | Frank Starling Mechanism |
| _______= total about of oxygen consumed meets the heart requirements | Fick's Principle |
| Lub= associated with ____ Dub= associated with ____ | the QRS wave/ isovolumetric contraction T wave/ isovolumetric relaxation |
| Connecting cardiac muscle cells: mechanical and electrical =____; mech only= _____ | Intercalated discs, desmosomes |
| Fast fishes myocardium made of _____ and _____ tissue. Only ______ tissue contains _____ arteries and veins | spongy and compact; compact; coronary |
| ________= the development of microcirculatory structures | angiogenesis |
| squamata= single lobed lung called ______ testudines= multi-lobed lung called ____ | unicameral; multicameral |
| Acute time frame= fast Evolutionary= _______ | prolonged exposure |
| List 4 types of animal tissues | epithelial, connective, muscle, neurons |
| Basal Lineages (sister to all animals) | Porifera, Cnetophora |
| Synaptomories for chordata | notochord, dorsal hollow nerve cord, pharyngeal slit, postcaudal tail, endostyle |
| Jawed vertebrate clade name? | gnathostomata |
| Deeply conserved genes duplicated and modified | Hox genes |
| Metabolic Rate scales with body mass, scaling coefficient differs | TRUE |
| What quantifies respiration? | Respirometry/ Respiratory Quotient |
| What different factors yield intra-specific variation in scaling metabolic rate? | Environmental conditions, resource availability developmental stage, |
| osteoid matrix and mineral deposition is called __________. Subdivided into _____ and _____ bone | hydroxyapatite; compact and spongy |
| What is red marrow comprised of? | hematopoetic and mesenchymal stem cells |
| What happens when calcium is low? | PTH is released from parathyroid, causing osteoclasts to release Ca+ from bone. Turned off by calcitonin from thyroid. |
| Two types of bones and examples? | Long= femus, short= carpals, irregular= pelvis |
| Sliding Fillament theory applies to all muscles? | True |
| _____ bind receptors on sarcolemma; Ca+ binds to _______ | acetylcholine; troponin |
| Order action potential steps | 1. resting potential 2. threshold of excitation 3. depolarization 4. repolarization 5. undershoot |
| Two main branches of nervous system: _____ and _____; _____ lumped in with _______ within autonomic | peripheral, central, ENS, parasympathetic |
| What makes decision to send action potential? | Axon hillock; bundle of axons= nerve |
| Sensory receptors are often _____; ______ have multiple prongs | bipolar; multipolar |
| Lots of protein channels at the ______. Joined by flower looking ____ | nodes of ranvier, connexions |
| Cranial nerves are conserved in the ______. | hindbrain |
| 3 meninges in mammals; only one in fishes called _____ | pia mater, dura mater, arachnoid mater; primative mininx |
| _________= narrow range of salinity, __________= wide range of salinity | stenohaline, euryhaline |
| When cell is shrunk, goes through ___________________ When cell is big, goes through __________________ | Regulatory Volume Increase, Regulatory Volume Decrease |
| __________= cells that uptake ions | ionocytes |
| Condrichthyes pass _____ back to body, stabilized by ________ | urea; TMAO |
| ___________ in mammals uses lipids to prevent water loss | stratum cornium |
| __________ in the renal corpuscle produces primary urine; ________ sense salt concentrations and stimulate release of ________ from kidney, triggers adrenal gland to release _________ | ultrafiltration; macula densa; renin; aldosterone |
Created by:
lily_k