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Cross Sectional > Lesson 1B (Part 2) > Flashcards

Lesson 1B (Part 2) Flashcards

1
Q

How many bones make up the skeletal system?

A

206

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2
Q

What are the 2 portions of the body?

A
  1. Axial

2. Appendicular

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3
Q

What makes up the axial skeleton? (4)

A
  1. Skull
  2. Spine
  3. Ribs
  4. Sternum
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4
Q

What makes up the appendicular skeleton? (4)

A
  1. Shoulder girdles
  2. Hip girdles
  3. Arms
  4. Legs
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5
Q

What are bones held together by? (2)

A
  1. Ligaments
  2. Tendons
  • these attach to muscles
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6
Q

What does bone marrow produce?

A

Red blood cells

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7
Q

What do red blood cells do?

A

Carry oxygen

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8
Q

What do white blood cells do?

A

Fight infection

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9
Q

How many muscles are there in the human body?

A

650

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10
Q

What are 3 examples of smooth muscles?

A
  1. Smooth muscles produce rhythmic contractions that propel food through the GI tract
  2. Smooth muscles in bladder wall allows urine to be expelled
  3. Smooth muscles in uterine lining allows for vaginal deliveries
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11
Q

What happens to the body when body temperature is low?

A

Smooth muscles constrict to conserve heat

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12
Q

What happens to the body when body temperatures are high?

A

Smooth muscles relax which increases the blood flow and heat is released through the skin

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13
Q

What are the 3 components of blood?

A
  1. Red blood cells
  2. White blood cells
  3. Platelets
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14
Q

What are 3 primary functions of the lymphatic system?

A
  1. Transport lymphs throughout the body
  2. Returns excess interstitial fluids to the body
  3. Absorption of fats and vitamins from the digestive system
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15
Q

What is the largest organ of the body?

A

Skin

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16
Q

What are the 2 major categories of glands in the body?

A
  1. Exocrine

2. Endocrine

17
Q

Exocrine glands

A

Glands that produce and secrete substances onto an epithelial surface or into a lumen by way of a duct

18
Q

What are 7 examples of exocrine glands?

A
  1. Sweat glands
  2. Salivary glands
  3. Mammary glands
  4. Ceruminous glands
  5. Lacrimal glands
  6. Sebaceous glands
  7. Mucous glands
19
Q

Endocrine glands

A

Secrete their products (hormones) directly into the blood

- rather than through a duct (like the exocrine glands)

20
Q

What are 9 examples of the endocrine glands?

A
  1. Pineal gland
  2. Pituitary gland
  3. Hypothalamus gland
  4. Thyroid gland
  5. Parathyroid gland
  6. Adrenal gland
  7. Pancreas
  8. Ovaries (female)
  9. Testis (male)
21
Q

What do tendons connect?

A

Muscle to bone

22
Q

What do ligaments connect?

A

Bone to bone

Cross Sectional (54 decks)

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