Exam (elaborations)
UVIC BIO 150 Final Exam Graded A+ 2024
- Course
- Institution
UVIC BIO 150 Final Exam Graded A+ 2024
[Show more]
Content preview
UVIC BIO 150 Final Exam Graded A+ 20243 functions of the skin - ANSWER-protection, regulation, and sensation
adipose tissue - ANSWER-stores fat
pads organs,
stores energy,
insulates
anatomy is - ANSWER-the study of the form of an organism's structures
Blood - ANSWER-- extracellular matrix is a liquid called plasma (water, salts, dissolved
proteins).
-Red blood cells, white blood cells, and platelets are cellular component of blood.
Bone - ANSWER-- matrix of collagen fibres embedded in hard mineral substance
(calcium, magnesium & phosphate).
cardiac muscle - ANSWER-- found in the heart
• Involuntary control (controlled unconsciously)
• Fibres are branched, interconnecting at junctions to rapidly relay signal to contract
among cells during heartbeat
cartilage tissue - ANSWER-- strong, but flexible connective tissue
-collagen fibres embedded in rubbery material.
- Shock absorption,
-cushioning discs.
circulatory system - ANSWER-- delivers O2 and nutrients to body cells, transports CO2
to lungs, metabolic wastes to kidneys
(aka cardiovascular system) This system works as the transportation highway for the
body. It consists of the heart, blood, and blood vessels. It transports substances such as
oxygen, carbon dioxide, and nutrients in the body.
Collagen - ANSWER-- makes up 80% of our skin
, - In our 20s, we begin losing about 1 percent of our collagen per year
- Preliminary results are promising for the short and long-term use of oral collagen
supplements for wound healing and skin aging.
connective tissue - ANSWER-sparse population of cells scattered throughout
extracellular material (matrix).
deep fascia - ANSWER-a layer of dense fibrous connective tissue which surrounds
individual muscles, divides groups of muscles into compartments.
dermis layer of skin - ANSWER-- inner layer, connective tissue with elastic & collagen
fibres
• Contains hair follicles, oil & sweat glands, muscles, nerves, sensory receptors, blood
vessels, immune cells (macrophages)
Digestion: Live - ANSWER-produces bile and detoxifies the blood. We need this to live
digestive system function - ANSWER-ingests & digests food, absorbs nutrients,
eliminates undigested materials
ectotherms - ANSWER-Gain most of their heat by absorbing it from external sources •
Includes most amphibians, lizards, many fishes, most invertebrates.
endocrine system - ANSWER-Secretes hormones that regulate body activities, maintain
internal steady state (homeostasis)
endotherms - ANSWER-Warmed mostly by heat generated from their own metabolism
• Includes most mammals, birds, a few reptiles, some fishes, many insects
epidermis layer of skin - ANSWER-- outer layer - stratified squamous epithelium.
• Rapid cell division at bas of epidermis replenish cells above. Outer layer of epidermis
is replaced every 2 weeks
fibrous connective tissue - ANSWER-- Tendons & ligaments
- Bundles of collagen fibres maximize strength.
fresh water fish - ANSWER-- uptake of ions in food
- uptake salt ions by gills
-osmotic water gain through gills and other parts of body surface
-excretion of large amounts of water to dilute urine from the kidneys
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller LUCKYSTAR2022. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.29. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
62890 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now