BIO 24 Exam 1

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Stratified tissue

multiple layers

Primary bronchi

one for each lung

Extracellular

outside the cell

Simple tissue

single layer of cells

What quadrant is the stomach located in?

upper left quadrant

URI

upper respiratory infection *not UTI

What quadrant is the liver located in?

upper right (RUQ)

Bronchioles

-smooth muscle can completely close bronchioles -no cartilage in bronchioles -PSCCE, before bronchioles -SCCE, bronchioles

How many different types of amino acids are there that make up proteins?

22

How long is the trachea?

4.5 inches

Functions of water in the body

Absorbs heat Protects the body Solvent Lubricant

Types of connective tissue

Blood, bone

Uvula

Part of the soft palate, prevents food and liquid from going up when you swallow

Which gas do we exhale more than we inhale?

Carbon dioxide

Aerobic respiration

Cells break down nutrients to produce ATP.

Tendons

Connect muscle to bone

areolar connective tissue

Found in cell tissue exposed to the outside of the body

Does a high fever have an effect on the body?

It can permanently denature enzymes and proteins.

Nucleus

Largest organelle Surrounded by 2 membranes Small RNA particles can freely pass through its pores

What is the cell membrane composed of?

Lipids and phospholipids

Cilia

Moves mucus

What kinds of cells transmit electrical impulses?

Nerve cells

Are lipids soluble in water?

No

Can you lose most of the water your body?

No

Matrix

Non-living material in the body

Glottis

Opening between vocal cords

Which gas do we inhale more than we exhale?

Oxygen

Most prolific element in the body

Oxygen - 65%

What is the plasma membrane composed of?

Proteins and phospholipids

Purpose of surfactant

Reduces alveolar surface tension and prevents alveolar collapse Humidified air more easily merges with fluids

Tertiary bronchi

Right- 10 Left- 8

Secondary bronchi

Right- 3 Left- 2

Enzymes

Speed up chemical reactions

negative feedback

Sweating

Intracellular

inside the cell

Active site theory

Theory about enzymes

Carina

Tissue below the bifurcation of the trachea

Epiglottis

Tissue that covers the opening

What are type 3 cells?

Wandering macrophages

Most prolific substance in the body

Water - 70%

Cytosol

Watery solution in the cell, does not include other organelles and structures

Metabolism

all chemical reactions in the body

Intercellular

between cells

Types of muscle tissue

cardiac, smooth, skeletal

Columnar tissue

column shaped

Cuboidal tissue

cube shaped

Squamous tissue

flat


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