Teas science

Pleura surrounds the

Lungs

Mitochondrial inner membrane is similar to

Thylakoid membrane in chloroplasts

Organs most at risk in thoracic trauma?

Heart and lungs

• Movement of CO₂ from blood to alveoli?

• Diffusion

Damage from emphysema impairs what?

• Gas exchange (O₂ and CO₂)

Protein found in blood plasma?

• Fibrinogen

What is the Vessel carrying oxygenated blood?

• Pulmonary vein

• Lipids absorbed first into what vessel

Lacteal vessels

What is The Site of both digestion and absorption?

Small intestine

Waste from protein breakdown released as what?

Urea

Example of an exocrine gland

Parotid gland

Molecule that destroys target cells

• Perforins

Function of bone

Mineral storage

• Osteoporosis develops from

• Low osteoblast activity, normal osteoclast activity

Osteoblast

forms new bone tissue

Osteoclast

Break down old bone tissue

• Tibia and fibula located in

• Crural region

Totipotent cell function

Can develop into any cell type

Where genetic info is stored

• Nuclei

DNA complement of 5’ AGCTAGCGT 3’

• 3’ TCGATCGCA 5’

Mutation causing uncontrolled cell growt

Cancer

Germ cells

Pass heritable mutations to offspring

Virus & cancer link

Some viruses affect genes that regulate cell division

Primary function of centrosomes

Organize microtubules

Threshold potential of neurons

-55mv

Neuron type that stimulates muscle contraction

Motor nueron

Pheromone

secreting structure – Apocrine glands

Process of egg release

Ovulation

Triple point of a substance includes

Solid, liquid, and gas phases

Chloride ion is negative because

• It gained an electron

Why nitrogen gas is stable

• Triple covalent bond

pH difference (4 vs. 9)

100,000x more hydrogen ions in pH 4

Tool to measure liquid turbidity

Spectrophotometer

Convert 95°F to Celsius

35C

Common cause of tsunami

Earthquakes

Cross that produces only smooth leaves

• ff × ff

• Simplest to most complex

Cell, tissue, organ, organ system, organism

4 macromolecules

Carbohydrates, lipids, proteins, nucleic acids

Monomer of proteins

Amino acid

Peptide bonds

Hold amino acids together

Enzymes –

Proteins that catalyze (speed up) chemical reactions

CHO, CHON, CHONP

Atoms in carbs (CHO), proteins (CHON), nucleic acids (CHONP)

Main site for cellular respiration

Mitochondria

Mitochondria function

To produce atp

Infectious agents (pathogenic)

Bacteria, viruses, fungi, protozoa

• Virulence

How infectious a disease or pathogen is

Fungi and protozoa

Eukaryotic microorganisms

Bacteria

Prokaryotic microorganisms

Light microscope

Basic cellular viewing

• Electron microscope

• Best resolution

DNA made of

Nucleotides: sugar (deoxyribose), phosphate group, nitrogenous base

• Adenine (A) pairs with

Thymine

• Cytosine (C) pairs with

Guanine

• RNA – Single-stranded; uracil (U) replaces

Thymine

Pyrimidines

Thymine, Cytosine

Purines

Adenine, Guanine

Transcription

• DNA → mRNA

• Translation

• mRNA → Protein

mRNA

Messenger rna

TRNA

transfer rna

RRNA

ribisomal rna

• Atoms contain

Protons, neutrons, electrons

Atomic number

Number of protons

States of matter

Solid, liquid, gas

Physical change

Change in state/appearance, not chemical identity

• Chemical change

Formation of a new substance

• Temperature ↑

• faster reaction

• Acids

• pH < 7

Bases

pH > 7

Solution

• Solute + Solvent

Common solvent

Water

• Solubility rule-

• Solids dissolve better in warm water, Gases dissolve better in cold water