BIO 101-Saylor Academy-Sophia Biology Milestone 2

7/30/2020 Sophia :: Welcome




Score 15/15




You passed this Milestone
15 questions were answered correctly.
UNIT 2 — MILESTONE 2
1

Which of the following activities uses white skeletal muscles?



Snapping your fingers



Swimming



Walking



Running a marathon

CONCEPT
Types of Skeletal Muscle and Muscle Contraction Overview
2

Which information about muscle cramps is true?



They are caused by a deficiency of calcium in the body.
They are voluntary contractions of muscles that release immediately.



This study source was downloaded by 100000836551366 from CourseHero.com on 02-21-2022 02:23:54 GMT -06:00

https://www.sophia.org/spcc/human-biology-2/milestone_take_feedbacks/5339506 1/8
https://www.coursehero.com/file/65905162/Sophia-Biology-Milestone-2pdfpdf/

, 7/30/2020 Sophia :: Welcome

They are caused by a deficiency of potassium in the body.
They are involuntary contractions of muscles that do not release immediately.



They are caused by a deficiency of calcium in the body.
They are involuntary contractions of muscles that do not release immediately.



They are caused by a deficiency of potassium in the body.
They are voluntary contractions of muscles that release immediately.

CONCEPT
Muscle System Disorders
3

Which of the following is found on the outside of skeletal muscles?



Myofibrils



Sheath



Bundles



Sarcomere

CONCEPT
Skeletal Muscles
4

Which of the following is required for muscle contraction?



Sodium



Zinc



This study Magnesium
source was downloaded by 100000836551366 from CourseHero.com on 02-21-2022 02:23:54 GMT -06:00

https://www.sophia.org/spcc/human-biology-2/milestone_take_feedbacks/5339506 2/8
https://www.coursehero.com/file/65905162/Sophia-Biology-Milestone-2pdfpdf/