Histology Quiz: Musculoskeletal


Histology Quiz: MusculoskeletalVersion en ligne Muscle, bone, and cartilage basics par Corazón de María 1 1. What are the main muscle types? a Mibris de fibra muscular b Esquelético, cardíaco y liso c Músculo esquelético y liso solamente d Músculo fibroso y elástico 2 2. The functional unit of a muscle fiber is the? a Sarcomero b Sarcómeroidal c Disco intercalares d Túbulo T 3 3. Which proteins constitute the primary contractile filaments? a Colágeno y elastina b Osteonectina y caldesmona c Actina y miosina d Troponina C y troponina I 4 4. What does troponin C do? a Formar colágeno b Resorber matriz c Unirse al calcio d Degradar actina 5 5. Where are satellite cells located? a En el retículo sarcoplásmico b Entre la fibra muscular y la lámina basal c Dentro de discos intercalares d En el centro del sarcómero 6 6. What is the principal function of osteoblasts? a Síntesis y secreción de osteoide b Producción de cartílago elástico c Resorción ósea d Contracción muscular 7 7. What do osteocytes primarily do? a Resorber hueso b Detectar estrés mecánico y mantener la matriz ósea c Formar fibras musculares d Producir osteoide exclusivamente 8 8. What is the primary function of osteoclasts? a Formar fibras musculares b Formar osteoide c Mantener matriz cartilaginosa d Realizar resorción ósea 9 9. What characterizes bone tissue? a Avascular y sin inervación b Tejido epitelial mineralizado c Un tejido conectivo especializado y dinámico d Tejido exclusivamente protector 10 10. Which collagen type mainly characterizes hyaline cartilage? a Tipo I b Tipo II c Tipo IV d Tipo III Feedback 1 Correct answer: Esquelético, cardíaco y liso. Source material covers muscle types in Tejido muscular sections. 2 Correct: sarcómero is the contractile unit of a myofibril. See muscle anatomy content. 3 Correct: actina y miosina are the main contractile proteins. Detailed in muscular contraction items. 4 Correct: Troponina C binds calcium to enable contraction. See troponin section. 5 Correct: satellite cells reside between muscle fiber and basal lamina, important for regeneration. 6 Correct: osteoblasts synthesize osteoid; pivotal in bone formation. 7 Correct: osteocytes sense mechanical stress and help maintain bone. 8 Correct: osteoclasts resorb bone during remodeling. 9 Correct: bone is a specialized dynamic connective tissue. 10 Correct: hyaline cartilage is rich in type II collagen.

1

1. What are the main muscle types?

a

Mibris de fibra muscular

b

Esquelético, cardíaco y liso

c

Músculo esquelético y liso solamente

d

Músculo fibroso y elástico

2

2. The functional unit of a muscle fiber is the?

a

Sarcomero

b

Sarcómeroidal

c

Disco intercalares

d

Túbulo T

3

3. Which proteins constitute the primary contractile filaments?

a

Colágeno y elastina

b

Osteonectina y caldesmona

c

Actina y miosina

d

Troponina C y troponina I

4

4. What does troponin C do?

a

Formar colágeno

b

Resorber matriz

c

Unirse al calcio

d

Degradar actina

5

5. Where are satellite cells located?

a

En el retículo sarcoplásmico

b

Entre la fibra muscular y la lámina basal

c

Dentro de discos intercalares

d

En el centro del sarcómero

6

6. What is the principal function of osteoblasts?

a

Síntesis y secreción de osteoide

b

Producción de cartílago elástico

c

Resorción ósea

d

Contracción muscular

7

7. What do osteocytes primarily do?

a

Resorber hueso

b

Detectar estrés mecánico y mantener la matriz ósea

c

Formar fibras musculares

d

Producir osteoide exclusivamente

8

8. What is the primary function of osteoclasts?

a

Formar fibras musculares

b

Formar osteoide

c

Mantener matriz cartilaginosa

d

Realizar resorción ósea

9

9. What characterizes bone tissue?

a

Avascular y sin inervación

b

Tejido epitelial mineralizado

c

Un tejido conectivo especializado y dinámico

d

Tejido exclusivamente protector

10

10. Which collagen type mainly characterizes hyaline cartilage?

a

Tipo I

b

Tipo II

c

Tipo IV

d

Tipo III

Feedback

1

Correct answer: Esquelético, cardíaco y liso. Source material covers muscle types in Tejido muscular sections.

2

Correct: sarcómero is the contractile unit of a myofibril. See muscle anatomy content.

3

Correct: actina y miosina are the main contractile proteins. Detailed in muscular contraction items.

4

Correct: Troponina C binds calcium to enable contraction. See troponin section.

5

Correct: satellite cells reside between muscle fiber and basal lamina, important for regeneration.

6

Correct: osteoblasts synthesize osteoid; pivotal in bone formation.

7

Correct: osteocytes sense mechanical stress and help maintain bone.

8

Correct: osteoclasts resorb bone during remodeling.

9

Correct: bone is a specialized dynamic connective tissue.

10

Correct: hyaline cartilage is rich in type II collagen.